#99EB58#99EB58

#99EB58 is a very light, vivid yellow-green. Relative luminance 0.669; OKLCH L 85.8% C 0.197 H 133.7°. Best body text is #000000 at 14.38:1 contrast (WCAG AA passes).

Color values

HEX	#99EB58
RGB	rgb(153, 235, 88)
HSL	hsl(93, 79%, 63%)
HSV	hsv(93, 63%, 92%)
CMYK	cmyk(34.9%, 0%, 62.6%, 7.8%)
CIE-LAB	lab(85.45, -48.72, 61.62)
CIE-LCH	lch(85.45, 78.56, 128.33°)
OKLab	oklab(85.81% -0.136 0.1422)
OKLCH	oklch(85.81% 0.197 133.7)
XYZ	xyz(44.6059, 66.8917, 19.7918)
Luminance	0.6689 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99EB58 #AA58EB

analogous

#E3EB58 #99EB58 #58EB60

triadic

#99EB58 #5899EB #EB5899

tetradic

#99EB58 #58E3EB #AA58EB #EB6058

square

#99EB58 #58E3EB #AA58EB #EB6058

split-complementary

#99EB58 #6058EB #EB58E3

monochromatic

#5BB315 #78E421 #99EB58 #BAF28F #DCF8C5

Accessibility & contrast

On white

1.46

#99EB58 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.38

#99EB58 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99EB58

14.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99EB58	#FFFFFF	#000000	##000000
##99EB58	1.00	1.46	14.38	14.38
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.38	21.00	1.00	1.00
##000000	14.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F4DA46

Deuteranopia (green-blind)

#E8D364

Tritanopia (blue-blind)

#99E2CC

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #99eb58;
/* rgb */ color: rgb(153, 235, 88);
/* oklch */ color: oklch(85.8% 0.197 133.7);

Tailwind

colors: {
  custom: {
    50: '#bcf28d',
    500: '#99eb58',
    950: '#000000',
  },
}

SCSS

$custom: #99eb58;
$custom-light: #bcf28d;
$custom-dark: #000000;

JSON

{
  "hex": "#99eb58",
  "rgb": {
    "r": 153,
    "g": 235,
    "b": 88
  },
  "hsl": {
    "h": 93.469,
    "s": 78.61,
    "l": 63.333
  },
  "oklch": {
    "l": 0.85806,
    "c": 0.19674,
    "h": 133.7
  },
  "luminance": 0.66894
}

Semantic roles & 50–950 ramp

primary

#99EB58

secondary

#7B34B3

accent

#0BDB7F

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#12170D

muted

#82857F

Preview Lab

Preview with #99EB58

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →